CA1227977A - Injecteur a refoulement double pour carburant diesel - Google Patents

Injecteur a refoulement double pour carburant diesel

Info

Publication number
CA1227977A
CA1227977A CA000458442A CA458442A CA1227977A CA 1227977 A CA1227977 A CA 1227977A CA 000458442 A CA000458442 A CA 000458442A CA 458442 A CA458442 A CA 458442A CA 1227977 A CA1227977 A CA 1227977A
Authority
CA
Canada
Prior art keywords
fuel
timing
metering
chamber
drain
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000458442A
Other languages
English (en)
Inventor
Michael J. Schneider
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Allied Corp
Original Assignee
Allied Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Allied Corp filed Critical Allied Corp
Application granted granted Critical
Publication of CA1227977A publication Critical patent/CA1227977A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/023—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical
    • F02M57/024—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical with hydraulic link for varying the piston stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/32—Varying fuel delivery in quantity or timing fuel delivery being controlled by means of fuel-displaced auxiliary pistons, which effect injection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
    • F02M59/366—Valves being actuated electrically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
CA000458442A 1983-07-21 1984-07-09 Injecteur a refoulement double pour carburant diesel Expired CA1227977A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/515,747 US4538576A (en) 1983-07-21 1983-07-21 Diesel fuel injector with double dump configuration
US515,747 1983-07-21

Publications (1)

Publication Number Publication Date
CA1227977A true CA1227977A (fr) 1987-10-13

Family

ID=24052582

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000458442A Expired CA1227977A (fr) 1983-07-21 1984-07-09 Injecteur a refoulement double pour carburant diesel

Country Status (5)

Country Link
US (1) US4538576A (fr)
EP (1) EP0133203A3 (fr)
JP (1) JPS6040776A (fr)
CA (1) CA1227977A (fr)
ES (1) ES8505030A1 (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61226527A (ja) * 1985-03-30 1986-10-08 Nippon Denso Co Ltd 燃料噴射制御装置
EP0307947B1 (fr) * 1987-09-16 1993-11-18 Nippondenso Co., Ltd. Pompe haute pression à débit variable
DE4004610A1 (de) * 1989-04-21 1990-10-25 Bosch Gmbh Robert Kraftstoffeinspritzanlage, insbesondere pumpeduese, fuer brennkraftmaschinen
US5067464A (en) * 1990-03-29 1991-11-26 Cummins Engine Company, Inc. Fuel injector for an internal combustion engine
DE4237726C2 (de) * 1992-11-09 1993-12-23 Hermann Dr Ing Golle Pumpedüse zur Kraftstoffeinspritzung für Brennkraftmaschinen
US5377636A (en) * 1993-08-06 1995-01-03 Cummins Engine Company, Inc. Solenoid operated pump-line-nozzle fuel injection system and inline pump therefor
GB2289313B (en) * 1994-05-13 1998-09-30 Caterpillar Inc Fluid injector system
GB2320290B (en) * 1994-05-13 1998-09-30 Caterpillar Inc Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check
US5533672A (en) * 1994-09-06 1996-07-09 Cummins Engine Company, Inc. Dual event nozzle for low opening and high closing pressure injector
US5647536A (en) * 1995-01-23 1997-07-15 Cummins Engine Company, Inc. Injection rate shaping nozzle assembly for a fuel injector
US5709341A (en) * 1996-05-03 1998-01-20 Caterpillar Inc. Two-stage plunger for rate shaping in a fuel injector
US5819704A (en) * 1996-07-25 1998-10-13 Cummins Engine Company, Inc. Needle controlled fuel system with cyclic pressure generation
US6688536B2 (en) * 1997-10-22 2004-02-10 Caterpillar Inc Free floating plunger and fuel injector using same
US6752334B2 (en) 2001-07-13 2004-06-22 Siemens Diesel Systems Technology Fuel injector and method for controlling fuel flow
DE10141679A1 (de) * 2001-08-25 2003-03-06 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
US6811092B2 (en) * 2002-04-19 2004-11-02 Robert Bosch Gmbh Fuel injector nozzle with pressurized needle valve assembly
DE10247903A1 (de) * 2002-10-14 2004-04-22 Robert Bosch Gmbh Druckverstärkte Kraftstoffeinspritzeinrichtung mit innenliegender Steuerleitung
US20060192028A1 (en) * 2005-02-28 2006-08-31 Sturman Industries, Inc. Hydraulically intensified injectors with passive valve and methods to help needle closing
US7568632B2 (en) * 2006-10-17 2009-08-04 Sturman Digital Systems, Llc Fuel injector with boosted needle closure

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2558699A1 (de) * 1975-12-24 1977-07-14 Bosch Gmbh Robert Pumpeduese fuer die kraftstoffeinspritzung in brennkraftmaschinen
US4281792A (en) * 1979-01-25 1981-08-04 The Bendix Corporation Single solenoid unit injector
JPS56146056A (en) * 1980-04-14 1981-11-13 Nippon Denso Co Ltd Fuel injection device
JPS56167846A (en) * 1980-05-30 1981-12-23 Nippon Denso Co Ltd Fuel injection apparatus
JPS572458A (en) * 1980-06-05 1982-01-07 Nippon Denso Co Ltd Fuel injection device
EP0051530A1 (fr) * 1980-11-04 1982-05-12 The Bendix Corporation Sytème de réglage pour commander l'alimentation en carburant d'un moteur à combustion interne
US4427152A (en) * 1981-07-13 1984-01-24 The Bendix Corporation Pressure time controlled unit injector
US4425894A (en) * 1981-09-25 1984-01-17 Nippondenso Co., Ltd. Fuel injecting device
US4418867A (en) * 1982-04-02 1983-12-06 The Bendix Corporation Electrically controlled unit injector
US4402456A (en) * 1982-04-02 1983-09-06 The Bendix Corporation Double dump single solenoid unit injector

Also Published As

Publication number Publication date
ES534516A0 (es) 1985-05-01
US4538576A (en) 1985-09-03
ES8505030A1 (es) 1985-05-01
JPS6040776A (ja) 1985-03-04
EP0133203A3 (fr) 1987-02-04
JPH0544559B2 (fr) 1993-07-06
EP0133203A2 (fr) 1985-02-20

Similar Documents

Publication Publication Date Title
CA1227977A (fr) Injecteur a refoulement double pour carburant diesel
US5143291A (en) Two-stage hydraulic electrically-controlled unit injector
US4129253A (en) Electromagnetic unit fuel injector
US4129256A (en) Electromagnetic unit fuel injector
US4396151A (en) Fuel injection system for internal combustion engines
JP2645577B2 (ja) 電子ユニットインジェクタ
US4425894A (en) Fuel injecting device
US4129255A (en) Electromagnetic unit fuel injector
US20040134465A1 (en) Inward-opening variable fuel injection nozzle
CA1189400A (fr) Injecteur a commande electrique
US4184459A (en) Fuel injection system for internal combustion engine
US4653448A (en) Fuel injection device
JPH0320104A (ja) 燃料噴射弁のリフト制御装置及び方法
US4317541A (en) Fuel injector-pump unit with hydraulic needle fuel injector
US4467963A (en) Single dump single solenoid fuel injector
US4612893A (en) Fuel injection valve
JPH01500843A (ja) ディーゼル内燃機関用の燃料噴射装置
US6637409B2 (en) Fuel injection device for internal combustion engines
JPS6120303Y2 (fr)
US6029902A (en) Fuel injector with isolated spring chamber
US4494696A (en) Unit injector
EP0821154B1 (fr) Dispositif de pompage de combustible
JPH0116336B2 (fr)
EP0017241A1 (fr) Clapet de retenue de sécurité pour une unité d'injecteur-pompe à combustible
JPS632599Y2 (fr)

Legal Events

Date Code Title Description
MKEX Expiry